| 전자부품 데이터시트 검색엔진 |
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AD7771BCPZ 데이터시트(PDF) 22 Page - Analog Devices |
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AD7771BCPZ 데이터시트(HTML) 22 Page - Analog Devices |
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22 / 99 page ![]() Data Sheet AD7771 Rev. 0 | Page 21 of 98 10 –180 FREQUENCY (Hz) –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 INPUT FREQUENCY = 50Hz Figure 32. FFT Plot, High Resolution Mode at 16 kSPS, Input Frequency (fIN) = 50 Hz, Sinc3 Filter Enabled FREQUENCY (Hz) 10 –180 –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 ODR = 128kSPS INPUT FREQUENCY = 50Hz Figure 33. FFT Plot, High Resolution Mode at 128 kSPS, Input Frequency (fIN) = 50 Hz, Sinc5 Filter Enabled FREQUENCY (Hz) 10 –180 –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 INPUT FREQUENCY = 1kHz Figure 34. FFT Plot, High Resolution Mode at 16 kSPS, Input Frequency (fIN) = 1 kHz, Sinc3 Filter Enabled FREQUENCY (Hz) 10 –180 –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 INPUT FREQUENCY = 50Hz Figure 35. FFT Plot, Low Power Mode at 4 kSPS, Input Frequency (fIN) = 50 Hz, Sinc3 Filter Enabled FREQUENCY (Hz) 10 –180 –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 ODR = 32kSPS INPUT FREQUENCY = 50Hz Figure 36. FFT Plot, Low Power Mode at 32 kSPS, Input Frequency (fIN) = 50 Hz, Sinc5 Filter Enabled FREQUENCY (Hz) 10 –180 –170 –160 –150 –140 –130 –120 –110 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 GAIN = 1 GAIN = 2 GAIN = 4 GAIN = 8 TA = 25°C VREF = 2.5V VCM = (AVDD1x + AVSSx) ÷ 2 INPUT FREQUENCY = 1kHz Figure 37. FFT Plot, Low Power Mode at 4 kSPS, Input Frequency (fIN) = 1 kHz, Sinc3 Filter Enabled |
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